@media only screen and (min-width: 700px) {
    
max-width: 700px;
}

body {
  font-family: Arial;
}


table {
 border-collapse: collapse;
  border-spacing: 0;
  width: 100%;
  border: 1px solid #ddd;
}


th, td {
  text-align: left;
  padding: 16px;
}

tr:nth-child(even) {
  background-color: #f2f2f2
}


input[type=text], select {
  width: 100%;
  padding: 12px 20px;
  margin: 8px 0;
  display: block;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
}

input[type=submit] {
  width: 100%;
  background-color: #428bca;
  color: white;
  padding: 14px 20px;
  margin: 8px 0;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

input[type=submit]:hover {
  background-color: #357ebd;
}

div.container {
  border-radius: 5px;
  background-color: #f2f2f2;
  padding: 20px;
}
.img-responsive {
    width: 100%;
    max-width: 250px;
    height: 100%;
    max-height: 250px;
}

.buttonChat {
  padding: 5px 10px;
  font-size: 15px;
  text-align: center;
  cursor: pointer;
  outline: none;
  color: #fff;
  background-color: #428bca;
  border: none;
  border-radius: 10px;
  box-shadow: 0 5px #999;
}